计算了典型金属体的时域响应，重点研究了时间步进法的后时稳定性问题。
Time domain response of typical metallic objects is computed and late-time oscillation problem is investigated.
提出了用步进法实现快速运动目标的捕获和在跟踪过程中用拉偏跟踪零点的方法实现多目标识别跟踪的可能性。
Possibilites of the capture of high speed motion target realized by step-by-step method and multi-targets recognition tracking achieved by drifting off its tracking zero point were proposed.
在本文文章中，介绍了一种基于时间步进法求解介质目标、金属非金属组合目标时域积分方程的精确，稳定的方法。
In this paper, we will introduce an accurate and stable method which bases on mot to solve dielectric objects and metal - nonmetal composite objects.
在本文文章中，介绍了一种基于时间步进法求解介质目标、金属非金属组合目标时域积分方程的精确，稳定的方法。
In this paper, we will introduce an accurate and stable method which bases on MOT to solve dielectric objects and metal-nonmetal composite objects.
利用气隙比磁导法建立了混合式步进电动机的磁网络模型，推导出谐波反电势的表达式。
The magnetic network model of hybrid step motor is established according to the air gap late permeance method, and the expression of the harmonic back EMF is deduced.
首先，根据普通切片法，对具有任意横剖面形状的快艇，建立规则波中的非线性运动方程并步进求解。
The nonlinear equations of motion of planing boats of arbitrary sections in regular waves are established by ordinary strip method and solved by step-by-step method at first.
本文采用了近代控制理论常用的状态变量法研究了反应式步进电动机动特性及其最佳控制。
This paper deals with the research of dynamic characterises and optimal control of VR step motor with the state variable method in modern control theory.
本系统采用了高低压驱动电源和串联电阻法，以提高步进电机的工作频率。
This system uses a high-low supply voltage and a series resistance for increasing the working frequency of the step motor.
用步进扫描半定量XRD法确定水化产物的物相组成，同时测定胶砂试件的限制膨胀率。
The phase composition of hydration product was determined with semi_quantitative step_scanning XRD and the restrained expansion of mortars was measured.
利用气隙比磁导法建立了混合式步进电动机的磁网络模型，推导出谐波反电动势的表达式。
In this paper, the magnetic network model of hybrid step motor is established according to the air gap rate permeance method, and the expression of the harmonic back EMF is deduced.
对模型中的参数结合交通调查利用逐步搜索法分两步进行了辨识，并给出了仿真实例。
The parameters of the model are identified by using step by step searching approach which divided into two steps. Combining traffic survey data, it gives a simulation study finally.
分析了步进电机产生低频振荡的原因，提出了一种新控制方法—脉宽调整法。
The way of pulse-width adjustment which can change the size, the direction and the action time of the electromagnetic resultant force in the stepping motor.
最后用算例说明了改进的逐步进行法的有效性。
An example is given, which demonstrates the effectiveness of the method.
为此，提出了功率步进电动机的新的驱动方法——脉冲调整法，并提供了晶体管电路和初步实验结果。
A new control method, the pulse-regulation method, is proposed and a transistor circuit is designed. Some preliminary experimental results are thereby given.
针对传统超前-滞后型数字锁相环实现同步速度较慢的缺点，提出了一种基于步进和量化调整的数字锁相法的快速位同步方法。
Traditional Lag-Lead synchronous DPLL shortcomings slow. In order to solve this problem, proposed a method for FPGA-based realization method of fast bit synchronization.
本文用积分方程法建立了永磁步进球形电动机磁场的数学模型，导出了用于计算其磁场分布的离散计算公式。
The model of magnetic field inside PMSS is developed using integral equation method (IEM) and discrete expressions on field distribution are also derived.
该系统能进行自动零点校准、偏位法补偿，采用步进激励、步进采样、最小二乘法进行运放参数的测试，应用的原理在国内外均属一项新技术。
It estimated parameters of amplifiers of step-by-step excitation, step-by-step sample, least squares. The principle of measuring system is a new technology abroad and in our country.
离散单元法的基本原理是牛顿第二定律，结合不同的本构关系，用动力松弛法按时步进行迭代求解。
The basic principle of the DEM is based on Newton's Second Law of Mot - ion. The whole problem is solved by using the dynamic relaxation method and the time-marching tech...
离散单元法的基本原理是牛顿第二定律，结合不同的本构关系，用动力松弛法按时步进行迭代求解。
The basic principle of the DEM is based on Newton's Second Law of Mot - ion. The whole problem is solved by using the dynamic relaxation method and the time-marching tech...
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